Home / 37,811.25-56,725.34-11,518.07

Finding the Fourth Proportional to 37,811.25, 56,725.34 and 11,518.07

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Solution

The fourth proportional to 37,811.25, 56,725.34 and 11,518.07 is: 17,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.25 : 56,725.34 = 11,518.07 : x
  2. Step 2: Convert to fraction form
    37,811.25/56,725.34 = 11,518.07/x
  3. Step 3: Cross multiply
    37,811.25x = 56,725.34 × 11,518.07
  4. Step 4: Simplify right side
    37,811.25x = 653,366,095.68
  5. Step 5: Solve for x
    x = 653,366,095.68/37,811.25
  6. Step 6: Final answer
    x = 17,279.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.